47 lines
1.2 KiB
JavaScript
Executable File
47 lines
1.2 KiB
JavaScript
Executable File
/**
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* This plug-in will take a `dt-tag tr` element and alter the table's paging
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* to make that `dt-tag tr` element (i.e. that row) visible.
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*
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* @name fnDisplayRow
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* @summary Shift the table's paging to display a given `dt-tag tr` element
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* @author [Allan Jardine](http://sprymedia.co.uk)
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*
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* @param {node} nRow Row to display
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*
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* @example
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* // Display the 21st row in the table
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* var table = $('#example').dataTable();
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* table.fnDisplayRow( table.fnGetNodes()[20] );
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*/
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jQuery.fn.dataTableExt.oApi.fnDisplayRow = function ( oSettings, nRow )
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{
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// Account for the "display" all case - row is already displayed
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if ( oSettings._iDisplayLength == -1 )
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{
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return;
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}
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// Find the node in the table
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var iPos = -1;
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for( var i=0, iLen=oSettings.aiDisplay.length ; i<iLen ; i++ )
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{
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if( oSettings.aoData[ oSettings.aiDisplay[i] ].nTr == nRow )
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{
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iPos = i;
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break;
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}
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}
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// Alter the start point of the paging display
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if( iPos >= 0 )
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{
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oSettings._iDisplayStart = ( Math.floor(i / oSettings._iDisplayLength) ) * oSettings._iDisplayLength;
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if ( this.oApi._fnCalculateEnd ) {
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this.oApi._fnCalculateEnd( oSettings );
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}
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}
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this.oApi._fnDraw( oSettings );
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};
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